this community. It's opened its door, allowing people to come in, there's a not a service taking place, they simply said, come pray, come ask questions, one of the main questions they're grappling with, after a tragedy of this scope, of this nature, is how does a community then celebrate christmas? As you drive through this community, they're everywhere, the signs, hug a teacher, love will get us through, this bench full of roses. The small church on main street, a line of neighbors inside the front doors talking with the pastor. But what we also noticed today were the minivans, the station wagons, carrying home christmas trees, families determined to keep this tragedy from stealing the holiday, too. More than 40 years you have been selling christmas trees here. Yes. She said that this is the toughest. She got a call from the father on the way to tree farm today. Bring the child out. I want to pick a tree with her. It will be a bittersweet christmas, I think, for many, many people. And for you, I can tell. Inside the photos of the families who come every year, around outside, right there at her farm, the counselor the first responder we met, that help the parents at that firehouse, she's trying to keep her christmas. You got the tree on the truck? Yes. There they are. Oh, look at this guy. The tree on the roof. Their four dogs inside. Their family determined to keep christmas. And I give got to tell you, after talking to so many families in this town, they're determined to move forward and mark christmas. It will be difficult. But they're not going to let this gunman steal that from them that's the broadcast.

This transcript has been automatically generated and may not be 100% accurate.

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